update readme

Author: dododedodonl

README.md

@@ -1,7 +1,18 @@
 # Cached Valuestore
 
+[![Latest Version on Packagist](https://img.shields.io/packagist/v/dutchcodingcompany/cached-valuestore.svg?style=flat-square)](https://packagist.org/packages/dutchcodingcompany/cached-valuestore)
+[![Total Downloads](https://img.shields.io/packagist/dt/dutchcodingcompany/cached-valuestore.svg?style=flat-square)](https://packagist.org/packages/dutchcodingcompany/cached-valuestore)
+
 Adds a cached version of `spatie/valuestore` and registers it to the service container.
 
+## Installation
+
+You can install the package via composer:
+
+```bash
+composer require dutchcodingcompany/cached-valuestore
+```
+
 ## License
 
 The MIT License (MIT). Please see [License File](LICENSE.md) for more information.